Home / 22,441.74-30,963.16-14,488.48

Finding the Fourth Proportional to 22,441.74, 30,963.16 and 14,488.48

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Solution

The fourth proportional to 22,441.74, 30,963.16 and 14,488.48 is: 19,989.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,441.74 : 30,963.16 = 14,488.48 : x
  2. Step 2: Convert to fraction form
    22,441.74/30,963.16 = 14,488.48/x
  3. Step 3: Cross multiply
    22,441.74x = 30,963.16 × 14,488.48
  4. Step 4: Simplify right side
    22,441.74x = 448,609,124.40
  5. Step 5: Solve for x
    x = 448,609,124.40/22,441.74
  6. Step 6: Final answer
    x = 19,989.94

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.